Why does virtualenv inherit $PYTHONPATH from my shell?
So I'm migrating all my tools from python2 to python3.4 on an Ubuntu 14.04 machine. So far I've done the following: aliased python to python3 in my zshrc for just my user installed pip3 on the system itself (but I'll just be using virtualenvs for everything anyway so I won't really use it) changed my virtualenvwrapper "make" alias to mkvirtualenv --python=/usr/bin/python3 ('workon' is invoked below as 'v') Now curiously, and you can clearly see it below, running python3 from a virtualenv activated environment still inherits my $PYTHONPATH which is still setup for all my python2 paths. This